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9c92ab6191
Based on 1 normalized pattern(s): this software is licensed under the terms of the gnu general public license version 2 as published by the free software foundation and may be copied distributed and modified under those terms this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 285 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190529141900.642774971@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
87 lines
2.3 KiB
C
87 lines
2.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Rockchip PDM ALSA SoC Digital Audio Interface(DAI) driver
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*
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* Copyright (C) 2017 Fuzhou Rockchip Electronics Co., Ltd
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*/
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#ifndef _ROCKCHIP_PDM_H
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#define _ROCKCHIP_PDM_H
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/* PDM REGS */
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#define PDM_SYSCONFIG (0x0000)
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#define PDM_CTRL0 (0x0004)
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#define PDM_CTRL1 (0x0008)
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#define PDM_CLK_CTRL (0x000c)
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#define PDM_HPF_CTRL (0x0010)
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#define PDM_FIFO_CTRL (0x0014)
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#define PDM_DMA_CTRL (0x0018)
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#define PDM_INT_EN (0x001c)
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#define PDM_INT_CLR (0x0020)
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#define PDM_INT_ST (0x0024)
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#define PDM_RXFIFO_DATA (0x0030)
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#define PDM_DATA_VALID (0x0054)
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#define PDM_VERSION (0x0058)
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/* PDM_SYSCONFIG */
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#define PDM_RX_MASK (0x1 << 2)
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#define PDM_RX_START (0x1 << 2)
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#define PDM_RX_STOP (0x0 << 2)
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#define PDM_RX_CLR_MASK (0x1 << 0)
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#define PDM_RX_CLR_WR (0x1 << 0)
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#define PDM_RX_CLR_DONE (0x0 << 0)
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/* PDM CTRL0 */
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#define PDM_PATH_MSK (0xf << 27)
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#define PDM_MODE_MSK BIT(31)
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#define PDM_MODE_RJ 0
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#define PDM_MODE_LJ BIT(31)
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#define PDM_PATH3_EN BIT(30)
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#define PDM_PATH2_EN BIT(29)
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#define PDM_PATH1_EN BIT(28)
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#define PDM_PATH0_EN BIT(27)
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#define PDM_HWT_EN BIT(26)
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#define PDM_VDW_MSK (0x1f << 0)
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#define PDM_VDW(X) ((X - 1) << 0)
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/* PDM CTRL1 */
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#define PDM_FD_NUMERATOR_SFT 16
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#define PDM_FD_NUMERATOR_MSK GENMASK(31, 16)
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#define PDM_FD_DENOMINATOR_SFT 0
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#define PDM_FD_DENOMINATOR_MSK GENMASK(15, 0)
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/* PDM CLK CTRL */
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#define PDM_CLK_FD_RATIO_MSK BIT(6)
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#define PDM_CLK_FD_RATIO_40 (0X0 << 6)
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#define PDM_CLK_FD_RATIO_35 BIT(6)
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#define PDM_CLK_MSK BIT(5)
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#define PDM_CLK_EN BIT(5)
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#define PDM_CLK_DIS (0x0 << 5)
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#define PDM_CKP_MSK BIT(3)
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#define PDM_CKP_NORMAL (0x0 << 3)
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#define PDM_CKP_INVERTED BIT(3)
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#define PDM_DS_RATIO_MSK (0x7 << 0)
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#define PDM_CLK_320FS (0x0 << 0)
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#define PDM_CLK_640FS (0x1 << 0)
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#define PDM_CLK_1280FS (0x2 << 0)
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#define PDM_CLK_2560FS (0x3 << 0)
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#define PDM_CLK_5120FS (0x4 << 0)
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/* PDM HPF CTRL */
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#define PDM_HPF_LE BIT(3)
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#define PDM_HPF_RE BIT(2)
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#define PDM_HPF_CF_MSK (0x3 << 0)
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#define PDM_HPF_3P79HZ (0x0 << 0)
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#define PDM_HPF_60HZ (0x1 << 0)
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#define PDM_HPF_243HZ (0x2 << 0)
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#define PDM_HPF_493HZ (0x3 << 0)
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/* PDM DMA CTRL */
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#define PDM_DMA_RD_MSK BIT(8)
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#define PDM_DMA_RD_EN BIT(8)
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#define PDM_DMA_RD_DIS (0x0 << 8)
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#define PDM_DMA_RDL_MSK (0x7f << 0)
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#define PDM_DMA_RDL(X) ((X - 1) << 0)
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#endif /* _ROCKCHIP_PDM_H */
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